Files
NetAlertX/server/api_server/api_server_start.py
2025-08-14 14:28:10 +10:00

118 lines
3.6 KiB
Python
Executable File

import threading
from flask import Flask, request, jsonify, Response
from flask_cors import CORS
from .graphql_endpoint import devicesSchema
from .prometheus_endpoint import getMetricStats
from .sync_endpoint import handle_sync_post, handle_sync_get
import sys
# Register NetAlertX directories
INSTALL_PATH = "/app"
sys.path.extend([f"{INSTALL_PATH}/server"])
from logger import mylog
from helper import get_setting_value, timeNowTZ
from app_state import updateState
from messaging.in_app import write_notification
# Flask application
app = Flask(__name__)
CORS(app, resources={r"/metrics": {"origins": "*"}}, supports_credentials=True, allow_headers=["Authorization"])
# --------------------------
# GraphQL Endpoints
# --------------------------
# Endpoint used when accessed via browser
@app.route("/graphql", methods=["GET"])
def graphql_debug():
# Handles GET requests
return "NetAlertX GraphQL server running."
# Endpoint for GraphQL queries
@app.route("/graphql", methods=["POST"])
def graphql_endpoint():
# Check for API token in headers
if not is_authorized():
msg = '[graphql_server] Unauthorized access attempt - make sure your GRAPHQL_PORT and API_TOKEN settings are correct.'
mylog('verbose', [msg])
return jsonify({"error": msg}), 401
# Retrieve and log request data
data = request.get_json()
mylog('verbose', [f'[graphql_server] data: {data}'])
# Execute the GraphQL query
result = devicesSchema.execute(data.get("query"), variables=data.get("variables"))
# Return the result as JSON
return jsonify(result.data)
# --------------------------
# Prometheus /metrics Endpoint
# --------------------------
@app.route("/metrics")
def metrics():
# Check for API token in headers
if not is_authorized():
return jsonify({"error": "Forbidden"}), 403
# Return Prometheus metrics as plain text
return Response(getMetricStats(), mimetype="text/plain")
# --------------------------
# SYNC endpoint
# --------------------------
@app.route("/sync", methods=["GET", "POST"])
def sync_endpoint():
if not is_authorized():
return jsonify({"error": "Forbidden"}), 403
if request.method == "GET":
return handle_sync_get()
elif request.method == "POST":
return handle_sync_post()
else:
msg = "[sync endpoint] Method Not Allowed"
write_notification(msg, "alert")
mylog("verbose", [msg])
return jsonify({"error": "Method Not Allowed"}), 405
# --------------------------
# Background Server Start
# --------------------------
def is_authorized():
token = request.headers.get("Authorization")
is_authorized = token == f"Bearer {get_setting_value('API_TOKEN')}"
if not is_authorized:
msg = f"[api] Unauthorized access attempt - make sure your GRAPHQL_PORT and API_TOKEN settings are correct."
write_notification(msg, "alert")
mylog("verbose", [msg])
return is_authorized
def start_server(graphql_port, app_state):
"""Start the GraphQL server in a background thread."""
if app_state.graphQLServerStarted == 0:
mylog('verbose', [f'[graphql endpoint] Starting on port: {graphql_port}'])
# Start Flask app in a separate thread
thread = threading.Thread(
target=lambda: app.run(
host="0.0.0.0",
port=graphql_port,
debug=True,
use_reloader=False
)
)
thread.start()
# Update the state to indicate the server has started
app_state = updateState("Process: Idle", None, None, None, 1)